Home / 251,172.04-346,617.72-136,450.76

Finding the Fourth Proportional to 251,172.04, 346,617.72 and 136,450.76

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Solution

The fourth proportional to 251,172.04, 346,617.72 and 136,450.76 is: 188,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,172.04 : 346,617.72 = 136,450.76 : x
  2. Step 2: Convert to fraction form
    251,172.04/346,617.72 = 136,450.76/x
  3. Step 3: Cross multiply
    251,172.04x = 346,617.72 × 136,450.76
  4. Step 4: Simplify right side
    251,172.04x = 47,296,251,323.47
  5. Step 5: Solve for x
    x = 47,296,251,323.47/251,172.04
  6. Step 6: Final answer
    x = 188,302.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.